The Great Cave of Niah is enormous by any measure. The floor area of the cave has been calculated at almost 10 hectares and in places the cave roof rises a majestic 75 meters above the rubble-strewn floor. It has been the site of around 40,000 years of human occupation.

A National Park with incredible diversity as over 1,100 tree species are dwelling within a 50 hectare plot. Many plants and insects are yet to be discovered and identified. Alluring waterfalls and bathing pools are the main attraction that are characteristic of Sarawakian Borneo jungle experiences.